99356197 has 2 divisors, whose sum is σ = 99356198. Its totient is φ = 99356196.

The previous prime is 99356183. The next prime is 99356203. The reversal of 99356197 is 79165399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75238276 + 24117921 = 8674^2 + 4911^2 .

99356197 is a truncatable prime.

It is an emirp because it is prime and its reverse (79165399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99356197 - 2¹¹ = 99354149 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99356197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99356107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49678098 + 49678099.

It is an arithmetic number, because the mean of its divisors is an integer number (49678099).

Almost surely, 2^99356197 is an apocalyptic number.

It is an amenable number.

99356197 is a deficient number, since it is larger than the sum of its proper divisors (1).

99356197 is an equidigital number, since it uses as much as digits as its factorization.

99356197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 49.

The square root of 99356197 is about 9967.7578722599. The cubic root of 99356197 is about 463.1606484592.

The spelling of 99356197 in words is "ninety-nine million, three hundred fifty-six thousand, one hundred ninety-seven".